Knife - Essential Tool for Camping, Outdoor Adventure and collection
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Boker Plus Extension Knife - Stonewashed D2 - G10 Handle - 02BP0003 - Hunting Knife
The Böker Plus Extension Knife is a modern hunting knife that blends the tradition of the “extendable knife” with cutting-edge materials and finishes. Designed for those who demand reliability, power, and versatility in the field, it features a thick and solid D2 steel blade, a G10 handle with steel liners, and a custom-fitted Kydex sheath. This knife ensures durability, precision, and comfort even in the most demanding outdoor tasks.
Its solid locking system, using a large transverse pin, guarantees stability in both open and closed positions. The handle’s historical design recalls the double-T baselards of the 15th century, giving the knife a unique and iconic look. Ideal for hunting, camping, or discerning collectors, the Böker Extension Knife stands out for its outstanding performance and craftsmanship.
Intended use: Hunting, outdoor work, tactical/survival
Production type: Industrial / high-end series production
Country of origin: China
Blade: D2 steel, thick and solid construction
Blade finish: Stonewashed (satin/stonewash finish)
Handle: G10 with steel liners; double-plate handle, “double-T” design inspired by historical baselards
Blade length: 13 cm closed – 18.50 cm extended
Blade thickness: 5.00 mm
Closed length: 107 mm — not applicable as in folding knives
Total length: 23 cm closed – 30.90 cm extended
Closed thickness: 2.5 cm
Weight: 444.00 g
Locking system: Transverse pin lock; requires two hands to open
Clip: No clip; includes custom Kydex sheath
Packaging: Knife + custom Kydex sheathBO-02BP0003-€131.15Only 0 leftOnly 0 left
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Andre De Villiers ADV - Badlands Bowie - Dual Tone S35VN, Titanium & Fat Carbon - knife
Intended use: collection/sporting
Type of production: MidTech (partially mechanized craft production)
Country of manufacture: South Africa
Blade: stainless steel CPM SW35VN
Blade finish: Dual Tone - Sandblasted and Satin finish
Handle: Titanium Dual Tone with Fat Carbon Snake Skin insert
Blade Length: 105mm.
Blade thickness: 4.8mm.
Length closed: 130mm.
Total length: 230mm.
Thickness when closed: 17mm.
Balance: backward
Weight: 248g.
Opening: carson Flipper system on ball bearings
Closure: Frame Lock with removable stainless steel clapper
Clip: Titanium Dual Tone, machined from billet, removable and reversible
Packaging: Nylon pouch with ADV Tactical logos
Notes: Designed and built by Andre De VilliersADV-BB-TF€0.00Only 0 leftOnly 0 left
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Quartermaster - QSE-5RS - Mr. Roper Rubbed Steel - Knife
Use: Tactical / EDC
Type of production: Industrial
Production Blade: 100% USA
Blade: Stainless steel sintered CPM-154CM
Treatment Blade: Stone Washed
Handle: Titanium brushed
Blade length: 76mm.
Blade thickness: 4.7mm.
Overall length: 190mm.
Thickness when folded: 12mm.
Balancing: -
Weight: 115g.
Lock: Frame Lock
Clip: Removable and reversible, stainless steel
Sheath: -
Packaging: Cardboard box with logos Quartermaster
Notes: Specimen edition liminata individually numbered on the blade and box12071€0.00Only 0 leftOnly 0 leftOut of stock -
Quartermaster - QTR-5TT - Karambit Theodore T.C. Calvin - Texas Tea - knife
Intended use: Tactical / EDC
Type of production: Industrial
Production Blade: 100% USA
Blade: Stainless steel sintered CPM-154CM
Treatment Blade: Texas Tea Stone Washed
Handle: G-10 and Stainless Steel
Blade length: 50mm.
Blade thickness: 5mm.
Overall length: 152mm.
Thick when closed: 13mm.
Balancing: -
Weight: 148g.
Lock: Frame Lock
Clip: Removable and reversible stainless steel
Sheath: -
Packaging: Cardboard box with logos Quartermaster
Notes: Opening system on ball bearings ORB Pivot System - Exemplary liminata edition individually numbered on the blade and box10880€168.03Out of stock -
Quartermaster - QTR-5 - Karambit Theodore T.C. Calvin - knife
Intended use: Tactical / EDC
Type of production: Industrial
Production Blade: 100% USA
Blade: Stainless steel sintered CPM-154CM
Treatment Blade: Stone Washed
Handle: G-10 and Stainless Steel
Blade length: 50mm.
Blade thickness: 5mm.
Overall length: 152mm.
Thick when closed: 13mm.
Balancing: -
Weight: 148g.
Lock: Frame Lock
Clip: Removable and reversible stainless steel
Sheath: -
Packaging: Cardboard box with logos Quartermaster
Notes: Opening system on ball bearings ORB Pivot System - Exemplary liminata edition individually numbered on the blade and box10879€155.74Out of stock -
Quartermaster - QTR-3 - Templeton Face Peck - knife
Intended use: Tactical / EDC
Type of production: Industrial
Production Blade: 100% USA
Blade: Stainless steel sintered CPM-154CM
Treatment Blade: Stone Washed
Handle: G-10
Blade length: 70mm.
Blade thickness: 5mm.
Overall length: 178mm.
Thick when closed: 17mm.
Balancing: -
Weight: 190g.
Closure: Subliminal Frame Lock
Clip: Removable and reversible stainless steel
Sheath: -
Packaging: Cardboard box with logos Quartermaster
Notes: Opening system on ball bearings ORB Pivot System - Exemplary liminata edition individually numbered on the blade and box10878€172.13Out of stock
Sports, Outdoor, Tactical, and Collectible Knives: The Collini Selection
For over 50 years, Coltelleria Collini has been a reference point in Italy for the world of specialized cutlery. Since 1968, we have been selecting sports, outdoor, professional, and collectible knives, collaborating exclusively with official brands, historical manufacturers, and master artisans.
In this category, you will find thousands of original knives, chosen for demanding collectors, EDC, outdoor, and bushcraft enthusiasts, as well as professional operators who require reliability, quality materials, and consistent performance over time.
Military & Tactical Knives
Knives designed for heavy-duty and professional use, where robustness and reliability are paramount. We select world-leading brands such as Extrema Ratio, Zero Tolerance, Ka-Bar, and Cold Steel. Fixed and folding blades developed to withstand extreme conditions.
Sports & Outdoor Knives
From trekking to hiking, from bushcraft to everyday carry (EDC). Discover the Italian excellence of Fox Knives and LionSteel, the Nordic solidity of Fallkniven, and great classics like Opinel and Spyderco.
Collectible & Rare Knives
Custom, vintage, limited edition, and discontinued knives. Through our Approved program, we acquire, evaluate, and certify private collections, offering our customers access to rare, display, and investment-grade blades.
Why choose Coltelleria Collini since 1968
We are not just an e-commerce site, but a historic cutlery shop with direct experience on the products we offer. Buying from us guarantees:
- Certified Originality: we are official dealers for all brands we carry.
- Real Stock with fast shipping.
- Qualified Assistance and technical advice before and after sales.
Knives FAQ
There is no absolute "best" brand, but specific leaders for each use. For tactical and professional use, Extrema Ratio and Zero Tolerance are top tier. For outdoor and EDC, Fox, LionSteel, Fallkniven, and Spyderco excel.
Yes, buying sports and collectible knives online is generally legal for adults. However, laws regarding carrying and transporting knives in public vary significantly by country. Always check your local regulations.